Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Duke University
Skills you'll gain: Regression Analysis, R (Software), Statistical Software, Data Analysis Software, Statistical Analysis, R Programming, Statistical Modeling, Statistical Inference, Data Analysis, Model Evaluation, Statistics, Predictive Modeling
★ 4.8 (1.8K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Relational Databases, Databases, SQL, Big Data, Database Systems, Database Management Systems, Operational Databases, Data Warehousing, Data Management, Query Languages, Virtual Machines, Data Storage, Data Analysis
★ 4.7 (1.1K) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Application Deployment, Cloud Deployment, Generative AI, Prompt Engineering, Prototyping, Retrieval-Augmented Generation, AI Integrations, Application Development
★ 3.9 (10) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: GIS Software, Spatial Data Analysis, Geospatial Information and Technology, Geospatial Mapping, Geographic Information Systems, Spatial Analysis, Data Store, Databases, Database Management, Database Systems, Data Infrastructure, Data Manipulation, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Model Evaluation, Retrieval-Augmented Generation, Responsible AI, Predictive Modeling, Machine Learning Methods, Applied Machine Learning, Model Training, Generative AI, Data Wrangling, Data Manipulation, Analytics, Machine Learning Software, Embeddings, Predictive Analytics, Machine Learning, Data Processing, Data Science, Data Modeling, Data Presentation, Data Collection
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Bioinformatics, Unix Commands, Biostatistics, Exploratory Data Analysis, Statistical Analysis, Unix, Data Science, Data Management, Statistical Methods, Molecular Biology, Command-Line Interface, Statistical Hypothesis Testing, Data Analysis Software, Data Quality, Statistical Modeling, Data Structures, Code Reusability, Big Data, R Programming, Python Programming
★ 4.5 (6.9K) · Intermediate · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Prompt Engineering, ChatGPT, Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Agentic Workflows, Generative AI, LLM Application, AI literacy, Email Automation, OpenAI, Expense Management, AI Personalization, AI Workflows, AI powered creativity, Artificial Intelligence, Expense Reports, AI Orchestration, Automation
★ 4.8 (8.9K) · Beginner · Specialization · 3 - 6 Months

MathWorks
Skills you'll gain: Model Evaluation, Computer Vision, Model Deployment, Anomaly Detection, Convolutional Neural Networks, Image Analysis, Transfer Learning, Model Training, Matlab, Deep Learning, Model Optimization, Data Preprocessing, Classification Algorithms, Data Cleansing, Performance Tuning, Data Analysis
★ 4.9 (38) · Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Debugging, Data Analysis, Critical Thinking
★ 4.2 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Excel Formulas, Microsoft Excel, Data Presentation, Pivot Tables And Charts, Data Visualization Software, Data Storytelling, Report Writing, Microsoft Copilot, Data Analysis, Anomaly Detection, Data Integration, Data-Driven Decision-Making, Trend Analysis, Statistical Analysis, Prompt Engineering, Exploratory Data Analysis, Statistical Methods, Data Manipulation, Data Compilation
★ 4.3 (52) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Data Cleansing, Microsoft Excel, Data Manipulation, Data Quality, Data Analysis, Analysis, Data Transformation, Data Preprocessing, Data Processing, Data Integrity
★ 4.4 (78) · Beginner · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, Prompt Engineering, Generative AI Agents, Agentic systems, Responsible AI, Tool Calling, Systems Architecture, Retrieval-Augmented Generation, Artificial Intelligence, Token Optimization, Model Evaluation, Automation, Application Programming Interface (API), Verification And Validation, Context Management, Engineering, Git (Version Control System), Memory Management
Beginner · Course · 1 - 4 Weeks